<template>
    <div>
        <el-breadcrumb separator-class="el-icon-arrow-right" style="font-size: 16px;">
            <el-breadcrumb-item :to="{ path: '/sys-admin' }">
                <i class="el-icon-s-promotion"></i> 后台管理
            </el-breadcrumb-item>
            <el-breadcrumb-item>新增SPU</el-breadcrumb-item>
            <el-breadcrumb-item>第2步：填写基本信息</el-breadcrumb-item>
        </el-breadcrumb>

        <el-divider></el-divider>

        <el-form :model="ruleForm" :rules="rules" ref="ruleForm" label-width="130px" class="demo-ruleForm">
            <el-form-item label="品牌" prop="brandId">
                <el-select v-model="ruleForm.brandId" placeholder="请选择">
                    <el-option
                        v-for="item in brandListOptions"
                        :key="item.id"
                        :label="item.name"
                        :value="item.id">
                    </el-option>
                </el-select>
            </el-form-item>
            <el-form-item label="商品名称" prop="name">
                <el-input v-model="ruleForm.name"></el-input>
            </el-form-item>
            <el-form-item label="标题" prop="title">
                <el-input v-model="ruleForm.title"></el-input>
            </el-form-item>
            <el-form-item label="简介" prop="description">
                <el-input v-model="ruleForm.description"></el-input>
            </el-form-item>
            <el-form-item label="货号" prop="typeNumber">
                <el-input v-model="ruleForm.typeNumber"></el-input>
            </el-form-item>
            <el-row>
                <el-col :span="12">
                    <el-form-item label="计件单位" prop="unit">
                        <el-input v-model="ruleForm.unit"></el-input>
                    </el-form-item>
                </el-col>
                <el-col :span="12">
                    <el-form-item label="售价" prop="listPrice">
                        <el-input v-model="ruleForm.listPrice"></el-input>
                    </el-form-item>
                </el-col>
            </el-row>
            <el-row>
                <el-col :span="12">
                    <el-form-item label="库存" prop="stock">
                        <el-input v-model="ruleForm.stock"></el-input>
                    </el-form-item>
                </el-col>
                <el-col :span="12">
                    <el-form-item label="库存阈警值" prop="stockThreshold">
                        <el-input v-model="ruleForm.stockThreshold"></el-input>
                    </el-form-item>
                </el-col>
            </el-row>
            <el-form-item label="关键词" prop="keywords">
                <el-input v-model="ruleForm.keywords"></el-input>
            </el-form-item>
            <el-form-item label="标签" prop="tags">
                <el-input v-model="ruleForm.tags"></el-input>
            </el-form-item>
            <el-form-item label="排序序号" prop="sort">
                <el-input v-model="ruleForm.sort"></el-input>
            </el-form-item>
            <el-form-item>
                <el-button type="warning" @click="backToPreStep()">上一步</el-button>
                <el-button type="primary" @click="submitForm('ruleForm')">下一步</el-button>
                <el-button @click="resetForm('ruleForm')">重置</el-button>
            </el-form-item>
        </el-form>
    </div>
</template>

<script>
export default {
    data() {
        return {
            brandListOptions: [],
            ruleForm: {
                categoryId: '',
                categoryName: '',
                brandId: null,
                brandName: '',
                name: 'Redmi Note 11 5G',
                title: 'Redmi Note 11 5G 天玑810 33W Pro快充 5000mAh大电池 6GB +128GB 浅梦星河',
                description: '【品质好物】天玑810，5000mAh大电池【Note11SE火热抢购中】',
                typeNumber: '100028235472',
                unit: '部',
                listPrice: '1199',
                stock: '5000',
                stockThreshold: '500',
                keywords: '小米,红米,智能手机',
                tags: '5G手机,快充手机,大容量电池手机',
                sort: '95'
            },
            rules: {
                brandId: [
                    {type: 'number', required: true, message: '请选择品牌', trigger: 'blur'},
                ],
                name: [
                    {required: true, message: '请输入商品名称', trigger: 'blur'},
                ],
                title: [
                    {required: true, message: '请输入标题', trigger: 'blur'},
                ],
                description: [
                    {required: true, message: '请输入简介', trigger: 'blur'},
                ],
                unit: [
                    {required: true, message: '请输入计件单位', trigger: 'blur'},
                ],
                listPrice: [
                    {required: true, message: '请输入售价', trigger: 'blur'},
                ],
                typeNumber: [
                    {required: true, message: '请输入货号', trigger: 'blur'},
                ],
                stock: [
                    {required: true, message: '请输入库存', trigger: 'blur'},
                ],
                stockThreshold: [
                    {required: true, message: '请输入库存阈警值', trigger: 'blur'},
                ],
                keywords: [
                    {required: true, message: '请输入关键词', trigger: 'blur'},
                ],
                tags: [
                    {required: true, message: '请输入标签', trigger: 'blur'},
                ],
                sort: [
                    {required: true, message: '请输入排序序号', trigger: 'blur'},
                ],
            }
        };
    },
    methods: {
        loadLocalRuleForm() {
            let localRuleFormString = localStorage.getItem('ruleForm');
            if (localRuleFormString) {
                let localRuleForm = JSON.parse(localRuleFormString);
                if (localRuleForm.brandId) {
                    this.ruleForm = localRuleForm;
                } else {
                    this.ruleForm.categoryId = localRuleForm.categoryId;
                    this.ruleForm.categoryName = localRuleForm.categoryName;
                }
            }
        },
        backToPreStep() {
            this.$router.push('spu-add-new');
        },
        loadBrandList() {
            let url = 'http://localhost:9080/brands';
            console.log('url = ' + url);
            this.axios
                .create({'headers': {'Authorization': localStorage.getItem('jwt')}})
                .get(url).then((response) => {
                let responseBody = response.data;
                if (responseBody.state == 20000) {
                    this.brandListOptions = responseBody.data;
                } else {
                    this.$message.error(responseBody.message);
                }
            });
        },
        submitForm(formName) {
            this.$refs[formName].validate((valid) => {
                if (valid) {
                    let url = 'http://localhost:9080/brands/' + this.ruleForm.brandId;
                    console.log('url = ' + url);
                    this.axios
                        .create({'headers': {'Authorization': localStorage.getItem('jwt')}})
                        .get(url).then((response) => {
                        let responseBody = response.data;
                        if (responseBody.state == 20000) {
                            this.ruleForm.brandName = responseBody.data.name;
                            let ruleFormString = JSON.stringify(this.ruleForm);
                            console.log('ruleFormString >>> ' + ruleFormString);
                            localStorage.setItem('ruleForm', ruleFormString);
                            this.$router.push('spu-add-new3');
                        } else {
                            this.$message.error(responseBody.message);
                        }
                    });
                } else {
                    console.log('error submit!!');
                    return false;
                }
            });
        },
        resetForm(formName) {
            this.$refs[formName].resetFields();
        }
    },
    mounted() {
        this.loadBrandList();
        this.loadLocalRuleForm();
    }
}
</script>